
Vektor dan operasi pada vektor
Quiz
•
Mathematics
•
3rd Grade
•
Medium
Putri Diyah
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Dua buah vektor dinyatakan sebagai berikut.
A = 2i - 4j + k
B = 3i + 2j - 3k
Jika kedua vektor dijumlahkan, maka berapa besar kuadrat vektor resultannya?
34
22
43
32
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Diketahui 3 vektor yang dinyatakan dengan persamaan seperti di bawah.
a = 3i – 2j
b = –i + 4j
c = 7i – 8j
Jk vektor r dinyatakan dalam persamaan vektor r = k·a + m·b maka nilai k + m adalah ….
12
0
-2
1
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Diketahui dua buah titik terletak di A (2,5) dan B (7,9). Vektor perpindahan dari titik A ke titik B adalah ….
14
66
√4
√41
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Diberikan tiga buah vektor masing-masing sebagai berikut:
p = i + j + k
q = 2i – 3j +k
r = – 2j – 3k
Jika s = 2p – q + 3r, maka s =….
j + 4k
– j – 8k
6i + 7k
7i-6k
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Diketahui dua buah vektor A = 8 satuan dan B = 4 satuan saling mengapit sudut 60°. Hitunglah besar resultan kedua vektor.
4 √ 2 m/s.
2√ 5 m/s.
4 √ 5 m/s.
4 √ 3 m/s.
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